Text before first newline character (\\n), in treenode's Text property will be treated as title and rest as chart node's text. See Node_IsDataHasText property to change this. Title_ and Text_ prefixed property formattings are applied.

Text in treenode's Tag property (DataItem property in web treenode) will be taken as chart node's tag. Tag_ prefixed property formattings are applied.

Custom tooltip form. To show a form as tooltip, derive a winform from ToolTipForm and set in HierarchyWin-hpcToolTip.FormToolTip.Form property. Also set HierarchyWin.hpcToolTip.FormToolTip.Show to true. WinForm Only.